Income Taxes (Narrative) (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2020	Sep. 30, 2019	Sep. 30, 2020	Sep. 30, 2019
Income Taxes [Abstract]
Income tax expense	$ 5,047	$ 3,347	$ 10,364	$ 8,893
Percentage of pre-tax income	30.60%	19.40%	30.60%	19.40%
U.S. corporate tax rate			21.00%	21.00%